Johnstonville, CA Profile: Facts, Map & Data


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Johnstonville, California - Basic Facts

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The Johnstonville Census Designated Place had a population of 1,023 as of July 1, 2016. Johnstonville ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in California. See peer rankings below.

The primary coordinate point for Johnstonville is located at latitude 40.3802 and longitude -120.5861 in Lassen County. The formal boundaries for the Johnstonville Census Designated Place (see map below) encompass a land area of 8.36 sq. miles and a water area of 0.04 sq. miles. Lassen County is in the Pacific time zone (GMT -8). The elevation is 4,131 feet.

The Johnstonville Census Designated Place (GNIS ID: 2583042) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

California is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Johnstonville Census Designated Place is located within Susanville CCD of Lassen County.

Beneath the boundary map are tables with Johnstonville population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Alternate Unofficial Names for Johnstonville: Toadtown.

Neighborhood Data

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Johnstonville Census Designated Place, CA Boundary Map

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Boundary Maps: Susanville CCD | Lassen County | California Counties

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Johnstonville, CA Data & Demographics (As of July 1, 2016)


Total Population 1,023
Population in Households 1,020
Population in Familes 875
Population in Group Qrtrs 3
Population Density1 122
Diversity Index2 35


Total Households 375
Average Household Size 2.72
Family Households 285
Average Family Size 3


Total Housing Units 408 (100%)
Owner Occupied HU 286 (70.1%)
Renter Occupied HU 89 (21.8%)
Vacant Housing Units 33 ( 8.1%)
Median Home Value $236,047
Average Home Value $301,399


Median Household Income $61,977
Average Household Income $74,357
Per Capita Income $27,819
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.02% -0.04%
Households 0.21% 0.05%
Families 0.17% 0.14%
Median Household Income   3.41%
Per Capita Income   2.15%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Johnstonville, CA - Peer Comparisons by Rank and Percentile

The table below compares Johnstonville to the other 1,516 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 1055 30th
Population Density1 # 1248 18th
Diversity Index2 # 1293 15th
Median Household Income # 577 62nd
Per Capita Income # 757 50th

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.

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